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        console.log(3 >= 5); //false
        console.log(2 <= 4); //true
        //1.我们程序里面的等于号是 == 默认转换数据类型 会把字符串类型的数据转换为数据类型
        console.log(3 == 5); //false
        console.log('卢本伟' == '五五开'); //false
        console.log(18 == 18); //true
        console.log(18 == '18'); //true
        console.log(18 != 18); //false
        //2.我们程序里面有全等一模一样 要求 两侧的值 还有 数据类型完全一样才可以 true
        console.log(18 === 18); //true
        console.log(18 === '18'); //false

        var num1 = 10;
        var num2 = 100;
        var res1 = num1 > num2; //false
        var res2 = num1 == 11;  //false
        var res3 = num1 != num2; //true
        console.log(res1);
        console.log(res2);
        console.log(res3);
    </script>
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